Kyuss / Queens of the Stone Age is a split EP by American rock bands Kyuss and Queens of the Stone Age, released in December 1997 on Man's Ruin Records. It features some of the final studio recordings by Kyuss while debuting former Kyuss guitarist Josh Homme's next project, Queens of the Stone Age.

Kyuss was an American stoner rock band formed in Palm Desert, California, in 1987, and considered one of the pioneers of the genre. After disbanding in 1995, a number of band members have gone on to form or play in several notable bands including Queens of the Stone Age, Screaming Trees, Fu Manchu, Dwarves, Eagles of Death Metal, Mondo Generator, Hermano, Unida, Slo Burn and Them Crooked Vultures.